Antony van Leeuwenhoek first observed microorganisms about 300 years ago. Pasteur and Tyndall refuted the theory of spontaneous generation less than 150 years ago.

■ Give two reasons why it took so long to disprove the theory of spontaneous generation.

■ What experiment disproved the notion that a "vital force" in air was responsible for spontaneous generation?

■ If Pasteur's swan-necked flasks had contained endospores, what results would have been observed?

Bacterial Vaginosis Facts

Bacterial Vaginosis Facts

This fact sheet is designed to provide you with information on Bacterial Vaginosis. Bacterial vaginosis is an abnormal vaginal condition that is characterized by vaginal discharge and results from an overgrowth of atypical bacteria in the vagina.

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